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Rex Dexter of Mars #1 cover
Cover: Dick Briefer
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Rex Dexter of Mars #1

Jan 1940 · Fox · 0.10 USD
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"Captured By Lord Marvel" kicks off in the 1940 Fox comic Rex Dexter of Mars #1, a standout early sci-fi adventure from Dick Briefer, who wrote, drew, and inked the entire issue. When a mysterious meteor strikes Asia, leaving behind a growing, featureless wasteland known as "The Bald Spot," scientists are baffled—until they uncover a bizarre, jellyfish-like life form thriving in the zone. Rex Dexter, the series' intrepid hero, takes on the threat with a bold plan to stop the invaders before they spread further. The cover, also by Briefer, captures the eerie tension of the alien threat with sharp, dynamic lines.

Contains 10 stories
Untitled Science Fiction story
14 pp · Science Fiction
Untitled Science Fiction story
6 pp · Science Fiction
Captured By Lord Marvel
6 pp · Adventure, Science Fiction
Rex Dexter
Untitled story
2 pp
Billy Bounce
Untitled Adventure story
6 pp · Adventure, Science Fiction
Rex DexterCyndeProtoplasmen (villains, all die)

In the remote reaches of Asia, a strange meteor impact leaves behind a barren stretch of land known as "The Bald Spot," initially dismissed by scientists—until they realize it's expanding. When they uncover a bizarre life form resembling jellyfish with humanoid heads, the threat becomes undeniable. Rex Dexter of Mars takes up the mission, racing to uncover a way to stop the growing menace before it's too late.

Untitled story
4 pp

In "null," reporter and camerawoman Patty O'Day lands on a cruise ship by parachute to capture footage of a fire, only to find the crew eager to keep her off camera. A mysterious man known only as Lord Farnsworth slips her a letter, urging her to mail it upon returning to shore—though he vanishes before she can learn more.

Untitled story
5 pp
Untitled story
6 pp
Untitled story
6 pp
Untitled story
4 pp

ComicBooks.com Value

Our Model is In Beta
Raw (Good) $275
CGC 9.2 · 1 in census $10,202*
CGC 9.0 none in existence
CGC 8.5 none in existence
CGC 8.0 · 1 in census $4,371*
CGC 7.5 · 1 in census $4,214
CGC 7.0 · 1 in census $4,214
Show all 19 grades
CGC 6.5 · 1 in census $2,046
CGC 6.0 · 1 in census $1,946
CGC 5.5 · 1 in census $1,665
CGC 5.0 · 1 in census $1,385
CGC 4.5 · 1 in census $1,385
CGC 4.0 · 1 in census $1,254
CGC 3.5 · 5 in census $1,017
CGC 3.0 · 3 in census $787
CGC 2.5 none in existence
CGC 2.0 none in existence
CGC 1.5 · 1 in census $524*
CGC 1.0 none in existence
CGC 0.5 · 2 in census $344*
* estimate — limited direct-sales data at this grade
Our model’s value — refined as new sales data arrives · CGC census counts shown where available

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Cast · 4 characters

Full credits

writer, artist, inker Dick Briefer
cover pencils, inks Dick Briefer

Reprints

↩ Reprints Wonderworld Comics #9 (1939), Wonder Comics #1 (1939), Mystery Men Comics #1 (1939), Wonderworld Comics #4 (1939), Wonderworld Comics #6 (1939), Mystery Men Comics #4 (1939), Mystery Men Comics #6 (1940), Mystery Men Comics #10 (1940)

Reprinted in Action! Mystery! Thrills! Comic Book Covers of the Golden Age: 1933-45 #[nn] (2011), Un Faux Livre #[nn] (2017)

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